| Date | May 2013 | Marks available | 1 | Reference code | 13M.1.HL.TZ2.28 |
| Level | Higher level | Paper | Paper 1 | Time zone | Time zone 2 |
| Command term | Question number | 28 | Adapted from | N/A |
Question
What is an allosteric site?
A. The area on an enzyme that binds the end-product of a metabolic pathway
B. The area on a competitor molecule that inhibits an enzyme reaction
C. The site on an enzyme where the substrate binds
D. The active part of a non-competitive inhibitor of an enzyme reaction
Markscheme
A
Examiners report
N/A
Syllabus sections
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